---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41949 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 648 7850 4 7490 14997 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e1:be:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83538sec preferred_lft 83538sec inet6 fe80::f816:3eff:fee1:be70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:c0:55:6e:ce:ed brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41949) 08/28/26 _x86_64_ (4 CPU) 06:54:27 LINUX RESTART (4 CPU) 07:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:08 28.49 2.93 22.89 2.67 160.93 3974.31 4390.51 07:20:07 25.53 0.02 22.80 2.71 0.68 2146.64 8376.84 07:30:00 18.86 0.03 17.14 1.69 0.66 3592.51 5955.87 07:40:08 10.70 0.14 9.21 1.35 9.77 7279.08 3106.74 Average: 20.86 0.78 17.98 2.10 43.04 4261.99 5445.74 07:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:08 9588880 13535540 2419376 14.78 150256 3908292 2767996 15.89 733368 5653828 22140 07:20:07 8405744 12749092 3202904 19.56 169312 4253044 3310192 19.00 841772 6686596 22116 07:30:00 5819144 11023744 4925212 30.08 179204 5070768 4820304 27.67 1101908 8951700 252 07:40:08 8040532 15350332 591592 3.61 198780 7089664 1125240 6.46 1858136 5900844 44 Average: 7963575 13164677 2784771 17.01 174388 5080442 3005933 17.25 1133796 6798242 11138 07:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:08 lo 1577.96 1577.96 1498.12 1498.12 0.00 0.00 0.00 0.00 07:10:08 ens3 110.80 93.42 1049.59 20.09 0.00 0.00 0.00 0.00 07:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:07 lo 1185.39 1185.39 1129.37 1129.37 0.00 0.00 0.00 0.00 07:20:07 ens3 30.12 23.85 18.51 10.66 0.00 0.00 0.00 0.00 07:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 723.17 723.17 2916.41 2916.41 0.00 0.00 0.00 0.00 07:30:00 ens3 18.34 14.38 15.37 6.34 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 2481.57 2481.57 6918.97 6918.97 0.00 0.00 0.00 0.00 07:40:08 ens3 72.40 83.45 139.28 1192.10 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1497.70 1497.70 3130.93 3130.93 0.00 0.00 0.00 0.00 Average: ens3 58.09 54.00 306.11 311.37 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41949) 08/28/26 _x86_64_ (4 CPU) 06:54:27 LINUX RESTART (4 CPU) 07:00:08 CPU %user %nice %system %iowait %steal %idle 07:10:08 all 55.55 0.00 2.56 0.10 0.02 41.77 07:10:08 0 54.99 0.00 2.39 0.08 0.01 42.52 07:10:08 1 57.11 0.00 2.43 0.11 0.02 40.32 07:10:08 2 56.04 0.00 2.67 0.12 0.03 41.14 07:10:08 3 54.06 0.00 2.74 0.09 0.02 43.10 07:20:07 all 63.32 0.00 2.42 0.08 0.02 34.16 07:20:07 0 62.52 0.00 2.39 0.07 0.02 35.00 07:20:07 1 62.51 0.00 2.47 0.13 0.02 34.87 07:20:07 2 64.38 0.00 2.18 0.06 0.02 33.37 07:20:07 3 63.88 0.00 2.65 0.05 0.02 33.39 07:30:00 all 36.47 0.00 1.74 0.09 0.02 61.68 07:30:00 0 34.44 0.00 1.51 0.09 0.02 63.94 07:30:00 1 38.39 0.00 1.74 0.04 0.02 59.82 07:30:00 2 38.17 0.00 1.95 0.16 0.02 59.72 07:30:00 3 34.88 0.00 1.75 0.08 0.02 63.26 07:40:08 all 27.58 0.00 1.33 0.35 0.02 70.71 07:40:08 0 33.85 0.00 1.15 0.60 0.02 64.37 07:40:08 1 23.19 0.00 1.46 0.32 0.01 75.02 07:40:08 2 25.70 0.00 1.59 0.29 0.02 72.39 07:40:08 3 27.59 0.00 1.13 0.20 0.02 71.05 Average: all 45.67 0.00 2.01 0.16 0.02 52.15 Average: 0 46.43 0.00 1.86 0.21 0.02 51.48 Average: 1 45.20 0.00 2.02 0.15 0.02 52.60 Average: 2 46.01 0.00 2.09 0.16 0.02 51.72 Average: 3 45.02 0.00 2.06 0.11 0.02 52.79